/**
 * Copyright (c) 2010-2011 julewa.com.  
 * All rights reserved. 
 * 
 * @author Huang Benhua
 * @date 2011-2-20
 * 
**/
package com.julewa;


/*
 * 
 */
public interface Querier{
	public class TOOL{
		public static final Number takeNumber(Object obj){
			if(obj == null)return null;
			if(obj instanceof Number)return (Number)obj;
			return null;
		}
	};
	public Object execute(Object...args);
}
